Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
Erie's April weather shows an increase in high-temperatures, moving from March's chilly 46.4°F (8°C) to a moderate 58.3°F (14.6°C). During April, Erie sees a mean low-temperature of 42.3°F (5.7°C).Humidity
In Erie, the average relative humidity in April is 74%.Rainfall
In April, the rain falls for 16.7 days. Throughout April, 3.23" (82mm) of precipitation is accumulated. In Erie, during the entire year, the rain falls for 145.7 days and collects up to 27.91" (709mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Erie. April is the last month it regularly snows in Erie, Illinois. During 1.2 snowfall days, in April, Erie aggregates 0.71" (18mm) of snow. In Erie, during the entire year, snow falls for 37.9 days and aggregates up to 13.98" (355mm) of snow.Daylight
In April, the average length of the day is 13h and 22min.On the first day of the month, sunrise is at 6:41 am and sunset at 7:26 pm. On the last day of April, in Erie, Illinois, sunrise is at 5:57 am and sunset at 7:57 pm CDT.
Sunshine
In April, the average sunshine in Erie is 7.8h.UV index
In April, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 4 in April leads to these recommendations:
Guard yourself - Avoiding sunburn is suggested. It's recommended to limit sun exposure when its radiation is at its peak during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
What is the average April temperature in Erie?
What is the average humidity in April in Erie?
How many days does it rain in April in Erie?
What is the last month it snows in Erie?
How many hours of daylight does Erie have in April?
When is the sunrise / sunset in April in Erie?
How long on average sun shines in April in Erie?
What is the UV index intensity in April in Erie?
Average temperature in April
Erie, IL
- Average high temperature in April: 58.3°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in April: 42.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in April
Erie, IL
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Erie, IL
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in April
Erie, IL
- Average humidity in April: 74%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Erie, IL
- Average rainfall in April: 3.23"
The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days in April
Erie, IL
- Average rainfall days in April: 16.7 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in April
Erie, IL
- Average snowfall in April: 0.71"
The month with the highest snowfall is January (4.21").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Erie, IL
- Average snowfall days in April: 1.2 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Erie, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in April
Erie, IL
- Average sunshine days in April: 11.7 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in April
Erie, IL
- Average UV index in April: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Erie, IL
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in April
Erie, IL
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Erie, Illinois, USA
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